Page
40
of
47
3.8
FAN connector
In this paragraph, we introduce the FAN connector.
CN7: FAN connector
Figure28: CN7, FAN connector
PIN
Define
1
GND
2
VCC
3
Fan speed
Table13: CN7 Pin Assignment
FAN_SPEED1
B27
30_100MHz
3A
CN7
WB_3V_2.0mm
1
2
3
R1472
27K
5%
C668
0.1uF
16V
FAN CNN1
D7
BAS32L
300mA
1
2
R1488
4.7K
1%
R1446
10K
5%
C2569
10uF
16V